Home / 8,106.80-11,186.56-5,983.49

Finding the Fourth Proportional to 8,106.80, 11,186.56 and 5,983.49

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Solution

The fourth proportional to 8,106.80, 11,186.56 and 5,983.49 is: 8,256.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106.80 : 11,186.56 = 5,983.49 : x
  2. Step 2: Convert to fraction form
    8,106.80/11,186.56 = 5,983.49/x
  3. Step 3: Cross multiply
    8,106.80x = 11,186.56 × 5,983.49
  4. Step 4: Simplify right side
    8,106.80x = 66,934,599.00
  5. Step 5: Solve for x
    x = 66,934,599.00/8,106.80
  6. Step 6: Final answer
    x = 8,256.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.